Automated Sleep Apnea Detection System with IOT-Enabled Alerts Using Multi-Sensor Fusion and ESP32 Microcontroller. International Research Journal on Advanced Engineering Hub (IRJAEH), [S. l.], v. 4, n. 04, p. 2024–2030, 2026. DOI: 10.47392/IRJAEH.2026.0270. Disponível em: https://irjaeh.com/index.php/journal/article/view/1533.. Acesso em: 24 aug. 2026.